Marcus, Abraham.
Elements of radio / by Abraham Marcus and William Marcus. - 6th ed. - [S.l.] : Prentice, 1973. - 691 p. : ill.
Radio.
Radio--Receivers and reception.
621.3841
Elements of radio / by Abraham Marcus and William Marcus. - 6th ed. - [S.l.] : Prentice, 1973. - 691 p. : ill.
Radio.
Radio--Receivers and reception.
621.3841